Which of the Following Is a Directional Alternative Hypothesis for a Repeated

question 1

Multiple Choice

Which of the following is a directional alternative hypothesis for a repeated measures t test?

• A) H₁: μ₁ ≥ μ₂
• B) H₁: μ₁ > <μ₂
• C) H₁: μ_D ≤ 0
• D) H₁: μ_D < 0

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Definitions:

Development

The process through which living organisms grow and become more complex, involving physical, biological, and sometimes psychological changes.

Human Blastocyst

A stage of human embryonic development that occurs approximately 5 to 9 days post-fertilization, characterized by a sphere of cells enclosing a fluid-filled cavity and the inner cell mass that will develop into the embryo.

Gastrula

An early stage in embryonic development where the embryo consists of layers of cells (ectoderm, mesoderm, and endoderm) that will develop into different organs and tissues.

Germ Layers

The three primary layers of cells (ectoderm, mesoderm, and endoderm) in the early embryo from which all tissues and organs develop.